Book cheap flights fast with idealo

Save time & money: find cheap flights fast

Easy to use: filter & sort to find the best flight

Free to use: compare offers & book flights

Our cheapest offers for flights from United States a Islip Long Island

Here you can compare cheap flights from United States to Islip Long Island (ISP) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Islip Long Island. Prices and availability may change at any time.

Flights from Baltimore (BWI) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Price
Best option Baltimore Islip - Long Island	Outbound 12/13/24 1 Stopover (MCO) F93273, F91238 17h 01min	Return 12/31/24 1 Stopover (ATL) F93063, F94712 05h 23min	Frontier Airlines	$453
Baltimore Islip - Long Island	Outbound 12/13/24 1 Stopover (MCO) F93273, F91238 17h 01min	Return 12/31/24 1 Stopover (ATL) F93063, F94712 05h 23min	Frontier Airlines	$465
Baltimore Islip - Long Island	Outbound 02/19/25 1 Stopover (TPA) F94091, F93356 13h 24min	Return 03/10/25 1 Stopover (MCO) F93055, F93274 22h 52min	Frontier Airlines	$642

Flights from Charleston (CHS) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Baggage	Price
Best option Charleston Islip - Long Island	Outbound 02/19/25 direct MX0328 01h 55min	Return 03/10/25 direct MX0255 02h 09min	Breeze Airways		$169
Charleston Islip - Long Island	Outbound 02/19/25 direct MX0328 01h 55min	Return 03/10/25 direct MX0255 02h 09min	Breeze Airways	?	$173
Charleston Islip - Long Island	Outbound 03/02/25 direct MX0483 03h 11min	Return 03/07/25 direct MX0255 02h 09min	Breeze Airways	?	$238

Flights from Washington DC (DCA) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Shop	Baggage	Price
Best option Washington DC Islip - Long Island	Outbound 01/25/25 1 Stopover (FLL) B61379, B60514 06h 08min	Return 02/16/25 1 Stopover (MCO) B60547, B62324 10h 13min	JetBlue Airways		?	$694

Flights from Fort Lauderdale (FLL) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Price
Best option Fort Lauderdale Islip - Long Island	Outbound 12/13/24 direct F93390 02h 55min	Return 12/31/24 direct F93389 03h 04min	Frontier Airlines	$136
Fort Lauderdale Islip - Long Island	Outbound 12/13/24 direct F93390 02h 55min	Return 12/31/24 direct F93389 03h 04min	Frontier Airlines	$154
Fort Lauderdale Islip - Long Island	Outbound 12/13/24 direct F93390 02h 55min	Return 12/31/24 direct F93389 03h 04min	Frontier Airlines	$159

Flights from Washington DC (IAD) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Baggage	Price
Best option Washington DC Islip - Long Island	Outbound 12/13/24 1 Stopover (CHS) UA1274, MX0328 07h 10min	Return 12/31/24 1 Stopover (ATL) F93063, UA0632 20h 52min	United Airlines, Breeze Airways	?	$449
Washington DC Islip - Long Island	Outbound 12/13/24 1 Stopover (MCO) F94811, F93056 26h 30min	Return 12/31/24 1 Stopover (MCO) F93055, F94812 07h 15min	Frontier Airlines		$529
Washington DC Islip - Long Island	Outbound 12/13/24 1 Stopover (MCO) F94811, F93056 26h 30min	Return 12/31/24 1 Stopover (MCO) F93055, F94812 07h 15min	Frontier Airlines		$537

Flights from Orlando (MCO) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Baggage	Price
Best option Orlando Islip - Long Island	Outbound 12/13/24 direct F93056 02h 45min	Return 12/31/24 direct F91237 03h 10min	Frontier Airlines		$90
Orlando Islip - Long Island	Outbound 12/13/24 direct F93056 02h 45min	Return 12/31/24 direct F91237 03h 10min	Frontier Airlines	?	$97
Orlando Islip - Long Island	Outbound 12/13/24 direct F93056 02h 45min	Return 12/31/24 direct F91237 03h 10min	Frontier Airlines		$101

Flights from Fort Myers (RSW) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Shop	Baggage	Price
Best option Fort Myers Islip - Long Island	Outbound 12/13/24 direct MX0934 02h 55min	Return 12/31/24 2 Stopovers (ATL, CLT) F93063, AA1781, AA1935 19h 47min	Breeze Airways		?	$274

Flights from Tampa (TPA) to Islip - Long Island (ISP)

	Outbound	Return	Airlines	Baggage	Price
Best option Tampa Islip - Long Island	Outbound 12/13/24 direct F93356 02h 46min	Return 12/31/24 direct F93355 03h 03min	Frontier Airlines		$154
Tampa Islip - Long Island	Outbound 12/13/24 direct F93356 02h 46min	Return 12/31/24 direct F93355 03h 03min	Frontier Airlines		$159
Tampa Islip - Long Island	Outbound 12/13/24 1 Stopover (MSY) NK1164, MX0328 08h 34min	Return 12/31/24 1 Stopover (ATL) F93063, F93054 27h 32min	Spirit Airlines, Breeze Airways	?	$357